Comment 36 for bug 1872476

For the SRU team reviewing this, I can confirm the bug is fixed in samba 4.12.2 which I will upload to groovy shortly:

root@groovy-samba-file-folder:~# gio info smb://127.0.0.1/testshare/123.txt | grep '^type:'
type: regular
root@groovy-samba-file-folder:~# apt-cache policy samba
samba:
  Installed: 2:4.12.2+dfsg-0ubuntu1~ppa2
  Candidate: 2:4.12.2+dfsg-0ubuntu1~ppa2
  Version table:
 *** 2:4.12.2+dfsg-0ubuntu1~ppa2 500
        500 http://ppa.launchpad.net/ahasenack/samba-4122/ubuntu groovy/main amd64 Packages
        100 /var/lib/dpkg/status
     2:4.11.6+dfsg-0ubuntu1.1 500
        500 http://archive.ubuntu.com/ubuntu groovy/main amd64 Packages